280
ASUS43 KLOT 290407
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT TUE APR 28 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-290500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 53 39 59 W5 29.95R TC 12
STERLING* MOCLDY 55 42 61 N3 29.94F TC 13
SAVANNA* CLOUDY 57 36 45 NW9 29.93F TC 14
ILZ003-004-008-010-011-017-018-290500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 55 40 56 NW6 29.95S TC 13
FREEPORT* CLOUDY 53 47 80 CALM 29.96S TC 11
ROCHELLE* CLOUDY 54 41 61 N3 29.94F TC 12
DE KALB* MOCLDY 53 42 66 NW5 29.94F TC 12
PERU* CLOUDY 57 45 62 NW6 29.93S TC 14
ILZ005-006-012>014-019>023-290500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 58 46 64 W6 29.92S TC 14
CHICAGO-MIDWAY CLOUDY 58 47 66 W5 29.92F TC 14
AURORA CLOUDY 54 48 80 N8 29.91F TC 12
JOLIET* CLOUDY 55 53 94 CALM 29.92F TC 13
WAUKEGAN CLOUDY 57 43 59 W5 29.92S TC 14
DUPAGE AIRPORT MOCLDY 56 48 74 W6 29.92F TC 13
KANKAKEE* MOCLDY 55 50 85 CALM 29.93F TC 13
WHEELING MOCLDY 58 47 66 CALM 29.93S TC 14
MORRIS* CLOUDY 55 48 76 NW3 29.91F TC 13
ROMEOVILLE* CLOUDY 57 50 77 CALM 29.92F TC 14
LANSING* MOCLDY 55 48 79 CALM 29.92F TC 13
NORTHERLY ISL* N/A 53 47 79 CALM N/A TC 12
LMZ740>746-290500-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 48 1006.1F 0
WAUKEGAN HARBOR 51 49 170/ 4/ 6 1014.0S 0
HARRISON CRIB 54 160/ 4/ 5 N/A
NORTHERLY ISL 52 CALM / 4 N/A
CALUMET HARBOR 58 220/ 3/ 5 1012.9F
BURNS HARBOR 57 270/ 3/ 3 1013.5F
MICHIGAN CITY 57 290/ 2/ 4 1012.2F
ST. JOSEPH BUOY 51 170/ 4/ 4 1013.9F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-290500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 56 44 64 N12 29.98R TC 13
GALESBURG* PTCLDY 51 41 69 CALM 29.97R TC 11
MACOMB* CLOUDY 53 47 79 NE7 30.00R TC 12
JACKSONVILLE* CLOUDY 56 53 89 W6 29.97R TC 14
PITTSFIELD* CLOUDY 56 51 86 NW8 30.00R TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-290500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC LGT RAIN 55 51 88 MISG 29.94R TC 13
BLOOMINGTON MOCLDY 54 50 86 CALM 29.95R TC 12
DECATUR CLOUDY 56 50 80 N5 29.94R TC 13
PEORIA CLOUDY 56 49 77 CALM 29.95S TC 13
LACON* CLOUDY 56 45 68 CALM 29.92F TC 13
LINCOLN* CLOUDY 57 54 87 CALM 29.95R TC 14
SPRINGFIELD CLOUDY 58 53 84 W5 29.96R TC 14
TAYLORVILLE CLOUDY 57 54 88 N6 29.95R TC 14
ILZ033-039-045-046-055>057-062-063-290500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 55 52 89 NW3 29.94R TC 13
DANVILLE* MOCLDY 54 52 93 S5 29.94R TC 12
RANTOUL* PTCLDY 55 51 88 NW8 29.92R TC 13
MATTOON CLOUDY 57 54 89 N3 29.93R TC 14
PARIS* CLOUDY 55 54 97 CALM 29.94R TC 13
ILZ079-100>102-290500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON DRIZZLE 57 55 90 CALM 29.94S TC 14
BELLEVILLE LGT RAIN 59 58 97 N6 29.92 TC 15
CAHOKIA* LGT RAIN 57 56 96 NW6 29.94S TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 63 60 90 SE6 29.88S TC 17
CAIRO* CLOUDY 65 64 96 SE7 29.85F TC 18
EFFINGHAM* CLOUDY 59 56 90 CALM 29.95R TC 15
MARION DRIZZLE N/A N/A N/A SE7 29.90R
MT. VERNON LGT RAIN 59 59 100 SE3 29.92F FOG TC 15
CENTRALIA* RAIN 59 58 96 CALM 29.94R TC 15
SALEM* RAIN 60 58 95 CALM 29.94R TC 15
METROPOLIS* CLOUDY 63 63 100 E5 29.86F TC 17
ILZ067-068-072-073-078-083-087-091-290500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 62 57 83 N6 29.93R TC 17
FLORA* RAIN 59 59 100 NW10 29.95R TC 15
FAIRFIELD* LGT RAIN 60 59 96 CALM 29.93S TC 16
HARRISBURG* LGT RAIN 63 62 97 S7 29.91R TC 17
ROBINSON* CLOUDY 59 57 94 E5 29.92R TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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